Signal letters of United Kingdom and Commonwealth ships
Subtitle: for the use of ships at sea and signal stations for 1968
By: prepared by The Registrar-General of Shipping and Seamen.
Contributors: Great Britain. General Register and Record Office of Shipping and Seamen.
Publisher: H.M.S.O
Published: 1968
Place of publication: London
Language: eng
Table of contents: value: Corrected to 31 December 1967.